You haven't mentioned exactly what type of problem you are facing.
Clear Microsoft Store Cache:
To clear the Microsoft Store cache, follow these steps:
Press the Windows key + R to open the Run dialog.
Type wsreset.exe and press Enter. This will reset the Microsoft Store cache.
Run the Windows Store Troubleshooter, follow these steps:
Press Windows key + I to open Settings.
Go to Update & Security > Troubleshoot on the left sidebar.
Click on Additional troubleshooters.
Find and run the "Windows Store Apps" troubleshooter.